{"product_id":"siemens-3va5112-4ed31-0aa0-125a-3p-molded-case-circuit-breaker-panel-mount-480v-ac","title":"Siemens 3VA5112-4ED31-0AA0 125A 3P Molded Case Circuit Breaker – Panel Mount – 480V AC","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a20608c-b6f4-83e8-be64-4327a9d5d647-24\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6a20608c-b6f4-83e8-be64-4327a9d5d647-24\" data-turn-id-container=\"request-6a20608c-b6f4-83e8-be64-4327a9d5d647-24\" data-testid=\"conversation-turn-96\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"9a817d59-104e-4e01-9297-4839e0a06ad2\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003cp data-start=\"97\" data-end=\"454\"\u003eThe Siemens 3VA5112-4ED31-0AA0 is a 125A, 3-pole molded case circuit breaker from the SENTRON 3VA5 series, designed for commercial and industrial power distribution systems. It provides reliable long-time and instantaneous (LI) protection using a fixed thermal-magnetic trip unit, ensuring dependable coordination for feeder and branch circuit applications.\u003c\/p\u003e\n\u003cp data-start=\"456\" data-end=\"729\"\u003eBuilt on the 3VA51 frame, this breaker integrates into Siemens 3VA panelboards and can also be adapted for Siemens P1 and P2 panelboards using appropriate mounting kits. It is a direct replacement option for legacy ED43B125 breakers and supports modern switchgear upgrades.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1v2p98c\" data-start=\"736\" data-end=\"758\"\u003eElectrical Ratings\u003c\/h3\u003e\n\u003cul data-start=\"759\" data-end=\"1010\"\u003e\n\u003cli data-section-id=\"1f9hxid\" data-start=\"759\" data-end=\"785\"\u003eCurrent Rating: 125 Amps\u003c\/li\u003e\n\u003cli data-section-id=\"1boz5ri\" data-start=\"786\" data-end=\"857\"\u003eVoltage Ratings:\n\u003cul data-start=\"807\" data-end=\"857\"\u003e\n\u003cli data-section-id=\"hssmq2\" data-start=\"807\" data-end=\"816\"\u003e240 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1gr0eps\" data-start=\"819\" data-end=\"828\"\u003e480 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1i0rwdo\" data-start=\"831\" data-end=\"845\"\u003e600Y\/347 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"11tqgfg\" data-start=\"848\" data-end=\"857\"\u003e500 VDC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"5p1llh\" data-start=\"858\" data-end=\"883\"\u003eNumber of Poles: 3-Pole\u003c\/li\u003e\n\u003cli data-section-id=\"nh2u98\" data-start=\"884\" data-end=\"900\"\u003ePhase: 3-Phase\u003c\/li\u003e\n\u003cli data-section-id=\"3ez9jj\" data-start=\"901\" data-end=\"1010\"\u003eInterrupting Capacity:\n\u003cul data-start=\"928\" data-end=\"1010\"\u003e\n\u003cli data-section-id=\"1jofekj\" data-start=\"928\" data-end=\"945\"\u003e65 kA @ 240 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"mhck5p\" data-start=\"948\" data-end=\"965\"\u003e25 kA @ 480 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"46mfdv\" data-start=\"968\" data-end=\"990\"\u003e14 kA @ 600Y\/347 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"ppxhz7\" data-start=\"993\" data-end=\"1010\"\u003e50 kA @ 500 VDC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"152tit7\" data-start=\"1017\" data-end=\"1047\"\u003eTrip \u0026amp; Protection Features\u003c\/h3\u003e\n\u003cul data-start=\"1048\" data-end=\"1420\"\u003e\n\u003cli data-section-id=\"gc0l3n\" data-start=\"1048\" data-end=\"1083\"\u003eTrip Technology: Thermal-Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"1oc74iv\" data-start=\"1084\" data-end=\"1108\"\u003eTrip Function Code: LI\u003c\/li\u003e\n\u003cli data-section-id=\"c1exnu\" data-start=\"1109\" data-end=\"1186\"\u003eProtection Functions:\n\u003cul data-start=\"1135\" data-end=\"1186\"\u003e\n\u003cli data-section-id=\"9gtck9\" data-start=\"1135\" data-end=\"1157\"\u003eLong-Time Protection\u003c\/li\u003e\n\u003cli data-section-id=\"d4prg3\" data-start=\"1160\" data-end=\"1186\"\u003eInstantaneous Protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"e3r6ef\" data-start=\"1187\" data-end=\"1245\"\u003eTrip Adjustability:\n\u003cul data-start=\"1211\" data-end=\"1245\"\u003e\n\u003cli data-section-id=\"1st96t1\" data-start=\"1211\" data-end=\"1226\"\u003eFixed Thermal\u003c\/li\u003e\n\u003cli data-section-id=\"1oz39gg\" data-start=\"1229\" data-end=\"1245\"\u003eFixed Magnetic\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1qonmdf\" data-start=\"1246\" data-end=\"1263\"\u003eHACR Rated: Yes\u003c\/li\u003e\n\u003cli data-section-id=\"z2fdue\" data-start=\"1264\" data-end=\"1420\"\u003eTrip Mechanism Features:\n\u003cul data-start=\"1293\" data-end=\"1420\"\u003e\n\u003cli data-section-id=\"1p1rjf9\" data-start=\"1293\" data-end=\"1314\"\u003eTrip-free mechanism\u003c\/li\u003e\n\u003cli data-section-id=\"c43oai\" data-start=\"1317\" data-end=\"1343\"\u003eQuick-make \/ quick-break\u003c\/li\u003e\n\u003cli data-section-id=\"65hd25\" data-start=\"1346\" data-end=\"1372\"\u003eNon-interchangeable trip\u003c\/li\u003e\n\u003cli data-section-id=\"tiwmug\" data-start=\"1375\" data-end=\"1395\"\u003eCommon trip design\u003c\/li\u003e\n\u003cli data-section-id=\"1aptnwy\" data-start=\"1398\" data-end=\"1420\"\u003eReverse feed capable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"uvdx3z\" data-start=\"1427\" data-end=\"1449\"\u003eKey Specifications\u003c\/h3\u003e\n\u003cul data-start=\"1450\" data-end=\"1642\"\u003e\n\u003cli data-section-id=\"e9thxf\" data-start=\"1450\" data-end=\"1466\"\u003eBrand: Siemens\u003c\/li\u003e\n\u003cli data-section-id=\"b1vr14\" data-start=\"1467\" data-end=\"1481\"\u003eSeries: 3VA5\u003c\/li\u003e\n\u003cli data-section-id=\"6vkbma\" data-start=\"1482\" data-end=\"1515\"\u003ePart Number: 3VA5112-4ED31-0AA0\u003c\/li\u003e\n\u003cli data-section-id=\"z7zfom\" data-start=\"1516\" data-end=\"1555\"\u003eCategory: Molded Case Circuit Breaker\u003c\/li\u003e\n\u003cli data-section-id=\"1641neb\" data-start=\"1556\" data-end=\"1585\"\u003eMounting Style: Panel Mount\u003c\/li\u003e\n\u003cli data-section-id=\"1aboq6b\" data-start=\"1586\" data-end=\"1607\"\u003eTerminal Type: Lugs\u003c\/li\u003e\n\u003cli data-section-id=\"19bgnjj\" data-start=\"1608\" data-end=\"1642\"\u003eAccessories: Nut keeper included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"purqi0\" data-start=\"1649\" data-end=\"1666\"\u003eCompatibility\u003c\/h3\u003e\n\u003cul data-start=\"1667\" data-end=\"1831\"\u003e\n\u003cli data-section-id=\"2i5do9\" data-start=\"1667\" data-end=\"1692\"\u003eSiemens 3VA Panelboards\u003c\/li\u003e\n\u003cli data-section-id=\"1i31lyx\" data-start=\"1693\" data-end=\"1715\"\u003eSiemens Switchboards\u003c\/li\u003e\n\u003cli data-section-id=\"rzxvxa\" data-start=\"1716\" data-end=\"1759\"\u003eSiemens P1 Panelboards (with adapter kit)\u003c\/li\u003e\n\u003cli data-section-id=\"1xfkekd\" data-start=\"1760\" data-end=\"1803\"\u003eSiemens P2 Panelboards (with adapter kit)\u003c\/li\u003e\n\u003cli data-section-id=\"12t9751\" data-start=\"1804\" data-end=\"1831\"\u003eReplacement for: ED43B125\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"131luvw\" data-start=\"1838\" data-end=\"1863\"\u003eStandards \u0026amp; Approvals\u003c\/h3\u003e\n\u003cul data-start=\"1864\" data-end=\"1992\"\u003e\n\u003cli data-section-id=\"99n7pg\" data-start=\"1864\" data-end=\"1872\"\u003eUL 489\u003c\/li\u003e\n\u003cli data-section-id=\"1wa6t2c\" data-start=\"1873\" data-end=\"1886\"\u003eIEC 60947-2\u003c\/li\u003e\n\u003cli data-section-id=\"11qi724\" data-start=\"1887\" data-end=\"1904\"\u003eCSA C22.2 No. 5\u003c\/li\u003e\n\u003cli data-section-id=\"3ll9b9\" data-start=\"1905\" data-end=\"1956\"\u003eABS, CE, CSA, DNV, EAC, Lloyd’s, UL, VDE approved\u003c\/li\u003e\n\u003cli data-section-id=\"bhn0z3\" data-start=\"1957\" data-end=\"1992\"\u003eTemperature rating: -25°C to 70°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"1999\" data-end=\"2015\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"2016\" data-end=\"2246\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1duutbo\" data-start=\"2016\" data-end=\"2064\"\u003eCommercial and industrial distribution systems\u003c\/li\u003e\n\u003cli data-section-id=\"1es6k36\" data-start=\"2065\" data-end=\"2103\"\u003eFeeder and branch circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"1d4ae3s\" data-start=\"2104\" data-end=\"2146\"\u003ePanelboard and switchboard installations\u003c\/li\u003e\n\u003cli data-section-id=\"1szg9e8\" data-start=\"2147\" data-end=\"2195\"\u003eRetrofit upgrades for legacy Siemens ED series\u003c\/li\u003e\n\u003cli data-section-id=\"1sbfir0\" data-start=\"2196\" data-end=\"2246\" data-is-last-node=\"\"\u003eModern switchgear and power distribution systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Siemens \/ ITE","offers":[{"title":"NEW","offer_id":48485999476985,"sku":"3VA5112-4ED31-0AA0","price":845.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/1111.webp?v=1780587456","url":"https:\/\/mycircuitbreakers.com\/products\/siemens-3va5112-4ed31-0aa0-125a-3p-molded-case-circuit-breaker-panel-mount-480v-ac","provider":"My Circuit Breakers","version":"1.0","type":"link"}